- Probably the designated switch version is incompatible with the current CNA version ; don't put too much hopes on CNA however, it has many bugs and support from CISCO is dwindling.
-- ' A nun once asked a penguin ' do you think the earth is flat ? ; the penguin replied :
Madam, it all depends , in Riemann geometries the earth can be perfectly flat! The nun thanked him , he tripped and fell forward : the poor animal had forgotten that he might be living in a Riemann geometry too!